Epson EPL-N1600 Option Service Manual Download Page 37

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EPSON EPL-N1600

Chapter 2

Operating Principles

Rev. A

2.1 OVERVIEW

This chapter explains the functions and operating principles of engine
mechanism and controller of the EPL-N1600.

2.1.1 Electrophotographic Printing

Like other EPSON page printers, the EPL-N1600 also using the
electrophtographic prinitng system combined with a semi-conductor
laser beam scanning system, as illustrated below.

Figure 2-1. Electrophotographic Process Components

Summary of Contents for EPL-N1600 Option

Page 1: ...EPSONEPL N1600 A4 Network Laser Printer 4009770 ...

Page 2: ...ject to change without notice All effort have been made to ensure the accuracy of the contents of this manual However should any errors be detected SEIKO EPSON would greatly appreciate being informed of them The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences thereof EPSON is a registered trademark of SEIKO EPSON CORPORA...

Page 3: ...NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS WARNING 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATING PL...

Page 4: ...icants and adhesives required for servicing the product APPENDIX Provides the following additional information for reference Connector pin assignments Electric circuit boards components layout Exploded diagram Electrical circuit boards schematics Symbols Used in This Manual Various symbols are used throughout this manual either to provide additional information on a specific topic or to warn of po...

Page 5: ...e many situations and circumstances that are dangerous Be aware of these when you are working with the printer Safety Precautions POWER SUPPLY AND ELECTRICAL COMPONENTS Before starting any service procedure turn off the printer and unplug the power cord from the wall outlet If you must service the printer when the power is applied be aware of the potential for electrical shock and do all tasks by ...

Page 6: ...rlock switches fuses thermostat and safety switches for protecting users and service personnel from injury and the equipment from damage Interlock Switch The interlock switch opens to interrupt 24VDC and 5V LD Laser diode drive from the power supply circuit HPS to the controller circuit C258MAIN when the Cover Assy Exit is open Do not touch the driving part e g gears while the assembly printer is ...

Page 7: ...ser beam reaches long distances Because of its convergence characteristic the laser beam converges into one point causing high density and high temperature A laser beam is harmful to the human body W A R N I N G Do not expose yourself to the laser beam to prevent injury blindness Do not open the cover that has the laser beam warning label If you disassemble or assemble the printer turn off the pow...

Page 8: ...king with a high temperature Assembly e g Fuser Assembly turn off the printer Unplug the power cord Wait until it cools down W A R N I N G The high temperature Assembly is very hot immediately after any printer operations Wait at least 40 minutes before you start working on the printer ...

Page 9: ...or inhale these materials or allow them to come in contact with the eyes Help to protect those around you and follow the prohibitions against swallowing or inhaling those materials Be careful to protect the eyes at all times Place a sheet under the printer so that the floor or workbench is protected ...

Page 10: ...Revision Status Revision Issued Date Description Rev 0 August 17 1998 Preliminary release intended for service training purpose only Rev A October 30 1998 First issue ...

Page 11: ... Status Messages 31 Initialization Process 32 Special Functions 33 OTHER SPECIFICATIONS 34 Jumper Settings 34 Program ROM Specifications 34 RAM Capacity 35 Operating Precaution 35 Operating Principles OVERVIEW 38 Electrophotographic Printing 38 Paper Transportation 40 Main Engine Components Function 41 Main Control Circuit 55 Troubleshooting OVERVIEW 58 Service Call Errors 58 Printer Messages 60 S...

Page 12: ... Plate Assembly Bottom MBF 133 Sensor No Paper MBF 134 Pad Assembly Retard and Stopper Paper 135 Roll Assembly Exit Out 136 Roll Press and Bearing Pressure Roll 137 Actuator Exit 138 Sensor Assembly Photo Exit 139 Fuser Assembly 140 Sensor Assembly Temperature 141 Thermostat and Fuse 142 Roll Assembly Exit 143 Roll Pinch 144 Roll Fuser and Heater Quartz 145 ROS Assembly 146 Mirror Assembly 147 Rol...

Page 13: ... PRODUCTDESCRIPTION ...

Page 14: ... total load is 830 sheets with optional lower paper cassette unit 1 1 1 CONSUMABLES AND OPTIONS The following table lists the EPL N1600 s consumables and supported options Table 1 1 Consumables and Options The asterisk is a substitute for the last digit of the product code which varies by country Item Code Note Imaging Cartridge S051056 Life 8500 pages 500 Sheet Lower Paper Cassette Unit Universal...

Page 15: ...per Supply Standard Multi Purpose MP Feed Tray Capacity 80 sheets Universal Lower Paper Cassette Capacity 250 sheets Optional 500 sheets Lower Paper Cassette Unit Capacity 500 sheets Table 1 2 Paper Supply Paper Size Capacity 1 With 20lb 70g m paper 2 Universal cassette Paper Supply Capacity Paper Size Paper Thickness MP Tray 80 sheets 1 Standard size paper 90 x 148 215 9 x 355 6mm A4 JIS B5 A5 Le...

Page 16: ...28 lbs Standard copy paper recycled paper Special paper Label sheets Transparency film for laser printer Colored paper Thick paper 105 to 157 g m DTP paper Letter head NOTE Before purchasing paper in large quantities check that sheets are fed correctly Special paper such as thick paper must be fed from the paper tray do not feed from cassettes Type Size mm inch MP Tray STD CST 1 Lower CST 2 Duplex...

Page 17: ...ransparency film designed for color copy or page printer Paper Ejection Face down or Face up option Ejection capacity Face down 250 sheets Xerox 4024 paper 75 g m Face up with optional face up tray 40 sheets Xerox 4024 paper 75 g m 1 2 3 CONTROLLER SPECIFICATIONS CPU RISC CPU VR4300 150MHz RAM Standard 8MB EDO RAM Optional 1 EDO RAM SIMM slot Accepts 4MB to 32MB EDO RAM SIMM Maximum memory is 40MB...

Page 18: ...ess 1 2 5 CONSUMABLES This printer s only consumable part is the Imaging Cartridge Table 1 5 Imaging Cartridge Toner life is estimated based on continuous printing on A4 size paper with 5 print coverage Toner life will vary according to print coverage and printing method continuous or intermittent print density toner save mode etc 1 2 6 OTHER SPECIFICATIONS Printer life 300 000 sheets or 5 years i...

Page 19: ...ep time 10 minutes one way Direction Three directions X Y Z Time 50 minutes in each direction CONSUMABLES Table 1 7 Environmental Conditions Consumables Item Conditions Temperature Normal 0 to 35 C Extreme within 1 month High temperature 35 to 40 C Low temperature 20 to 0 C Humidity Normal 20 to 80 RH Extreme within 1 month High humidity 80 to 95 RH Low humidity 10 to 20 RH Storage Within 24 month...

Page 20: ... Requirement To ensure proper operation of the printer sufficient open space must be left around printer as indicated in the illustration below At least 400mm free space must be left at top of printer to allow for opening of the cover and replacement of the Imaging Cartridge Remember that the printer becomes higher when a lower feed unit is installed Maximum printer height with large capacity feed...

Page 21: ... In compliance with OSHA Ozone In compliance with UL478 5th Edition Materials In compliance with Swiss environment protection law no CdS content Model Applicable Standard 100V Model UL 1950 CSA 22 2 No 950 200V Model TUV GS EN60950 Model Applicable Standard 100V Model FDA NCDRH Class 1 200V Model TUV GS EN60825 Model Applicable Standard 100V Model CNS 13438 CISPR22 for Taiwan FCC Part15 Subpart B ...

Page 22: ...ncurled paper used immediately after removal from package The above figures include jams caused by misfeeds multiple feeds etc The above figures do no cover feeding at interface between paper stacks loaded at different times Print Start Position Using standard paper from paper tray or cassette Main scan direction Target position c 2 5mm Subscan direction Target position a 2 0mm Skew Using standard...

Page 23: ...ration on right Table 1 9 Dimensions Weight Approx 13Kg excluding consumables and options Figure 1 4 Dimensions Item Width mm Depth mm Height mm EPL N1600 Main unit 421 420 264 Lower Paper Cassette Unit C812902 396 389 114 With main unit 421 420 379 Duplex Unit C812932 396 517 254 With main unit 421 542 325 Full option 421 542 441 ...

Page 24: ... ACKX or BUSY Logic Level TTL level Connector IEEE 1284 B connector 36pin 57RE 40360 830B D7A DDK or equivalent Mode Compatibility Nibble and ECP mode Pin Assignment See the table on right Table 1 10 Bidirectional Parallel I F Pin Assignment 1 I O indicates a signal direction viewed from the printer Pin I O IEEE 1284 B Connector 1 Compatibility Nibble ECP 1 In nStrobe HostClk 2 9 In Out DATA1 8 10...

Page 25: ... data from the computer to the printer 5 CTS In Always ignored 17 Out Transmits data This pin transmits serial data from the printer to the computer 20 DTR Out Data terminal ready This pin indicates whether or not the printer is ready to receive data If the printer ready protocol is not selected the printer is always ready to receive data this pin is always HIGH If the printer ready protocol is se...

Page 26: ... LED lamps and a function of each one of these LED lamps are as below On Line LED ON Printer is ready to receive data and print OFF Printer is not for receiving print data Form Feed LED ON Printer contains data that has not yet been processed If data is not effective print data light will not be on OFF Printer has finished processing all print data If control code is not terminated however this la...

Page 27: ...button or selects the SelecType menu if in SelecType mode Press this button whe the printer is online to enter SelecType mode ITEM button Selects the corresponding OneTouch mode option listed above this button or selects the fucntion available within the current menu after entering the SelecType mode VALUE button Selects the corresponding OneTouch mode option listed above this button or selects th...

Page 28: ...t the paper size Copies Selects number of copies to be printed VALUE Manual Feed MP Tray Size Selects size of paper in MP tray ENTER Orientation Selects vertical or horizontal image direction Toner Save Mode Sets Toner Save mode ON or OFF MENU Button ITEM Button VALUE Button Test Menu Status Sheet LJ4 Font Sample ESCP2 Font Sample FX Font Sample I239X Font Sample PS Status Sheet 1 PS Font Sample 1...

Page 29: ...Bit DTR Xon Xoff Buffer Size 8 7 9600 19200 38400 57600 300 600 1200 2400 4800 None Even Odd 1 2 ON OFF ON OFF Robust Normal Maximum Minimum MENU Button ITEM Button VALUE Button AUX Menu 2 Buffer Size Normal Maximum Minimum LJ4 Menu FontSorce Font Number Pitch 9 Height 9 SymSet 10 Form Source Symset Dest Symset Resident DIMM Download 0 available max 65535 0 44 10 00 99 99 step 0 1cpi 4 00 12 00 99...

Page 30: ...de 12 100 capacity MP 80 sheets LC1 250 sheets LC2 500sheets PS Menu 1 Err Sheet MicroGray Protect Level OFF ON ON OFF 1 5 ESCP2 Menu FX Menu Font Pitch Condensed T Margin Text CGTable Country Auto CR Auto LF Bit Image ZeroChar Courier Prestige Roman Sans serif Roman T Orator S Sans H Script OCR A OCR B 10cpi 12cpi 15cpi Prop OFF ON 0 40 0 5 1 50 step 0 05 1 66 4 available max 81 PcUSA Italic PcMu...

Page 31: ...x Unit Fail Error Check Duplex P Size Exiting Paper Jam Paper Jam Feed Jam Paper Jam in Duplex Jam in Duplex Tray Jam in Duplex Cover Insert Imaging Crtg Printer Open Duplex Cover Open Insert Duplex Tray Manual Feed xxx yyyy Insert LC1 Paper Out sssss tttt Paper Set sssss ttttt Print Overrun Illegal Aux I F Card Mem Overflow Duplex Mem Overflow Illegal DIMM A Write Error DIMM A Reset to Save Statu...

Page 32: ... receive buffer for the currently active interface Retains data for other interfaces Clears error condition Use this reset operation to cancel multiple copy printing or to abort inappropriate printing Warm Boot Press Continue button while holding down ALT button and hold them for specified period of time Terminates printing jobs and executes reset for all interfaces The printer returns to its init...

Page 33: ...e printer prints a hex dump of all received codes and data To cancel this mode you must switch the printer off Initialize EEPROM 1 Online Continue Menu Clears all EEPROM content then writes factory settings into EEPROM Also initializes total page count Initialize panel settings 1 Continue Resets all panel settings common environment settings and interface specific settings to their factory default...

Page 34: ...tion stabilizes At start of mass production C215PROG board When production becomes stable C258PROG board The C215PROG board flash ROM can be updated using the printer s progarm ROM update feature Refer to Chapter 5 Adjustments for more information Jumper Standard 1 Latin America Russia RJ1 Installed Installed Installed RJ3 Not installed Not installed Not installed RJ4 Not installed Not installed N...

Page 35: ...on The printer s control circuit board includes nonvolatile EEPROM memory that is used to store printer settings and control data Switching off the power while the printer is writing to EEPROM may in some cases cause loss or corruption of EEPROM content resulting in one of the following errors At next power on the printer generates a service call error When user executes a warm boot full reset fro...

Page 36: ... OPERATINGPRINCIPLES ...

Page 37: ...principles of engine mechanism and controller of the EPL N1600 2 1 1 Electrophotographic Printing Like other EPSON page printers the EPL N1600 also using the electrophtographic prinitng system combined with a semi conductor laser beam scanning system as illustrated below Figure 2 1 Electrophotographic Process Components ...

Page 38: ...e approx 315VDC superposed on an AC voltage approx 1 8KVp p at 3 0KHz is applied to a thin semiconductive sleeve that covers the MAG ROLL as a developing bias DB The DC component of the bias keeps the MAG ROLL at negative potential with respect to the OPC drum s conductive layer and the AC component of the development bias serves to facilitate the transfer of the toner on the MAG ROLL As a consequ...

Page 39: ... A 40 2 1 2 Paper Transportation The illustration below is a cut section view of the engine mechanism and it shows the paper path and the major engine components relating to the paper transportation Figure 2 2 Engine Components for Paper Transportation ...

Page 40: ...er Size Switches of the Sensor Assembly Size 1 PWB ASSY Size 1 The board has three Paper Size Switches 1 to 3 Each Switch is actuated by the corresponding prong of the Spring Size when the prong is pressed by the corresponding Actuator on the Paper Cassette The pattern of actuated Switches identifies the size of the paper that is loaded in the Cassette When the Cassette is not in place all Switche...

Page 41: ...shes one sheet of paper out of the Paper Cassette during each rotation Rolls Assembly Turn Drives paper fed into the printer Sensor Pre Registration and Actuators Pre Registration A B Detect when a paper reaches the position before the Sensor Registration The signal from this sensor is used for paper jam detection Sensor Registration and Actuator Registration Detect when a paper reaches the positi...

Page 42: ...ex Unit or Face Up Catch Tray Solenoid Exchange Switches the position of the Chute Exchange Sensor Photo and Actuators Exit 2 L and 2 S These Actuators and Sensor detect when paper passes the position just before the exit to the Face Down Delivery Tray This Sensor Photo PL3 2 8 is also called Sensor Exit 2 or Exit 2 Sensor in this manual Gear Duplex ASSY Transmits the drive power generated by the ...

Page 43: ... Roll Assembly Turn When the Cover Assembly Exit is open the Lever Jam Clear is released and releases the Roll Pinch Pre Registration This makes jam clear easier Roll Pinch Pre Registration This pinch roll is pressed against the Roll Assembly Turn by the Cover Assembly Exit by means of the Spring Hold Rod Stopper Rod and Spring NIP Pre Registration to drive paper in cooperation with the Roll Assem...

Page 44: ...d engages with the driving gear The Gear MBF then begins to rotate causing the Roll Assembly MBF to rotate After one revolution the Gear MBF disengage from the driving gear and is latched by the Solenoid MBF Roll Assembly MBF Rotates one turn each time the Solenoid MBF is actuated The Roll Assembly MBF feeds one sheet of paper out of the MBF by each rotation Sensor No Paper MBF and Actuator Sensor...

Page 45: ... on the paper is melted and bonded to the paper by means of heat and pressure applied by the rollers Heater Lamp A glass tube with a heat generating coil sealed in it The Heater Lamp is located inside the Roll Fuser and heats the Roll Fuser Sensor Assembly Temperature A resistor thermistor whose resistance varies sharply in a known manner with the temperature This sensor is held in contact with th...

Page 46: ...Fuser overheat the Thermostat opens the power supply circuit to the Heater Lamp This Thermostat opens at about 160 C inside temperature Fuse A thermal fuse connected in series with the Heater Lamp The Fuse functions as the third stage overheat protection If both the first and second stages fail to prevent a Fuser overheat the Fuse opens the power supply circuit to the Heater Lamp This Fuse melts a...

Page 47: ...o a Polygon Mirror The Polygon Mirror has six facets and is rotated at a constant speed by the Scanner Motor These facets reflect the laser beam in turn as the Polygon Mirror rotates The laser beam reflected by the Polygon Mirror passes through a Correction Lens L1 and is reflected by a Mirror M1 onto the drum surface moving from one end of the Drum to the other The laser beam is thus scanned one ...

Page 48: ...f the Cover pushes down the crank arm of the Shutter to raise the Shutter and expose the Mirror M1 and lens of the SOS Sensor When the Cover Assembly Exit is open or the Mirror Assembly is removed the Shutter covers the Mirror M1 and lens of the SOS Sensor to prevent them from collecting dust Imaging Cartridge The Imaging Cartridge is composed of following components Drum An aluminum cylinder with...

Page 49: ...e of the paper being attracted by the positive charge on the back side of the paper Sensor Toner A magnetic sensor that detects when toner is low in the Toner Compartment of the Imaging Cartridge Amount of toner is monitored by both Sensor Toner and a software counter and Toner Low message is displayed whenever the condition is detected by Sensor Toner prior to the status of software counter Switc...

Page 50: ...EPSON EPL N1600 Chapter 2 Operating Principles Rev A 51 ...

Page 51: ...ly Main to the Roll Assembly Exit Out and the Roll Fuser also called Heat Roll Roll Assembly Exit and optional Duplex Unit The transmission of the drive power to the Roll Fuser is switched on and off by a floating idler gear When the Cover Assembly Exit is closed a molded tab of the Cover presses down on the floating idler gear to engage it with the Roll Fuser gear When the Cover is open the tab o...

Page 52: ...f the Fuser Unit Interlock Switch Opens the 24 VDC circuit from the LVPS to the controller when the Cover Assembly Exit is open LVPS Produces regulated low DC voltages 5V supplied to logic circuits 5V LD supplied to the Laser Diode and 24V supplied to motors solenoids and clutches from the AC power HVPS Produces high AC and DC voltages used for charge BCR development Magnet Roll transfer BTR and d...

Page 53: ...nterlock Switch is released and the Link Interlock Switch is moved away from the Interlock Switch by the force of the spring The Interlock Switch is therefore Off when the Cover Assembly Exit is open Drum Shaft Latching Guide R A Guide R B and Spring Whenthe Cover Assembly Exit is closed a molded projection of the Cover Assembly Exit pushes down the Guide R A The EP Cartridge is thus held in place...

Page 54: ...interfaces Communication with the operation panel Interrupts ASIC E05B28KA IC16 Controls the following Video data generation RIT PGI operation Video interface communication with the engine control section DRAM IC19 22 Two 16Mbit 16 modules Serve as the system s standard memory Mask ROM IC17 18 8Mbit mask ROM Stores font dataand IPL Program ROM CN5 Either C215PROG Flash ROM version or C215PROG B Ma...

Page 55: ... TROUBLESHOOTING ...

Page 56: ...oblem 0004 ROS Assy Problem 0005 Fan Motor Problem 0008 EEPROM Failure in Engine Control Circuit 0014 Communication Error between main control circuit and engine control circuit C Controller 0017 CPU Error undefined interrupt 0081 CPU Error TLB modification exception 0082 CPU Error TLB mistake exception Load Fetch 0083 CPU Error TLB mistake exception Store 0084 CPU Error address error exception Lo...

Page 57: ... Error bit16 31 Font 1120 ROM Checksum Error bit0 7 Program 1121 ROM Checksum Error bit 8 15 Program 1122 ROM Checksum Error bit16 23 Program 1123 ROM Checksum Error bit24 31 Program 1170 Option FONT ROM Checksum Error 1180 Option ROM Module A Checksum Error 1181 Option ROM Module B Checksum Error 1185 Unsupported ROM Module 1200 EEPROM Write Error 1210 EEPROM Write Count Limit Error 1400 Printer ...

Page 58: ...ror Exiting Paper Jam Error Paper Jam Error Feed Jam Error Paper Jam in Duplex Error Jam in Duplex Tray Error Jam in Duplex Cover Error Insert Imaging Crtg Error Printer Open Error Duplex Cover Open Error Insert Duplex Tray Error Manual Feed xxx yyyy Error Insert LC1 Error Paper Out sssss tttt Error Paper Set sssss ttttt Error Print Overrun Error Illegal Aux I F Card Error Mem Overflow Error Duple...

Page 59: ...s Reset to Save Online OFF Continue The panel settings is changed by the panel setting mode during print job process The mesage is cancelled by one of the following operation Press Online button and the panel settings is cacelled The printer is back to Readt state Perform Reset or Warm boot process The panel settings becomes valid and all print jobs are cancelled Writing DIMM A Online Continue The...

Page 60: ...rinting Exiting Paper Jam Onlin OFF Continue OFF A paper jam has occured at the Fusing process Open the top cover and remove the imaging cartridge Then remove jammed paper inside the printer The error state will be cancelled automatically by closing the top cover and the printer resume the printing after warm up Paper Jam Online OFF Continue OFF A paper jjam has occured at the image transfer proce...

Page 61: ...pply and indicates the same error again at next page printing Press either Online or Continue button The printer feeds a paper from the paper supply with highest priority Perform Reset or Warm boot Insert LC1 Online OFF Continue OFF Standard cassette is not set in the printer Reinstall the paper cassette LED Description Action Paper Out sssss tttt Online OFF Continue OFF This error occurs when no ...

Page 62: ... this printer is installed Turn the printer off and remove the I F card LED Description Action Mem Overflow Online OFF Continue Blink Memory capacity become insufficient during the data process 1 If Auto Cont OFF The error can be cancelled by either press Continue button and a printer operation is different afterwards depending on the cause of error If a buffer overflow is a cause of error a comma...

Page 63: ...by setting Auto Cont ON 2 If Auto Cont ON In this case the error is cancelled automatically after passing the specified period of time and the printer print a second face as case 1 above Invalid ROM A Online OFF Continue OFF Unusable ROM module is installed i e ROM module that not being formatted and write protected or defective one Turn the printer off and remove the ROM module Write Error ROM A ...

Page 64: ...ancel the warning or perform Reset or Warm boot Image Optimum Online Continue Due to insufficient memory capacity printing was unable to complete at the specified resolution Press Continue button to cancel the warning or perform Reset or Warm boot to forcibly cancel the printing process Need Memory Online Continue The printer performs memory compression expansion operation when detecting low memor...

Page 65: ... write error is occured with the EEPROM on the Engine control circuit Step Actions and Questions Yes No SUSPECT COMPONENTS The following components are associated with this specific problem One or more of these components may have failed partially or completely If you cannot isolate the problem using this FIP replace each component listed below one at a time until the problem disappears C258MAIN B...

Page 66: ...m Clear 3 Switch on printer power 4 Cheat the Main Interlock Switch 5 Do not unplug P J262 6 Check the voltage between P262 7 and P262 5 on the PWB LD Is there 5 VDC between P262 5 and P262 7 Replace the ROS Assembly Go to step 4 Step Actions and Questions Yes No 3 5 VDC POWER SUPPLY 1 Remove the Cover Side and then C258MAIN board 2 Check the voltage between FG and J31 A10 FG and J31 A11 FG and J3...

Page 67: ...wall outlet 2 Unplug J11 from the HPS 3 Check the continuity between the two wires on J11 Is there continuity approximately 2 5Ω between the two wires on J11 Go to step 6 Go to step 3 3 HEAT LAMP 1 Remove the Heater Lamp 2 Check the continuity between the two ends of the Heat Rod Is there continuity approximately 2 5Ω between the two ends of the Heat Lamp Go to step 4 Replace the Heater Lamp 4 FUS...

Page 68: ... component listed below one at a time until the problem disappears Fan IOT Fan Assembly Duplex HPS PWBA Hotaru C258MAIN Board 1 FAN IOT Does the Fan rotate when you switch on printer power Go to step 3 Go to step 2 2 FAN SIGNAL 1 Disconnect P J222 from the HPS 2 Check the voltage between P J222 3 and P J222 1 Is there 12 24VDC between P J222 3 and P J222 1 Replace the Fan Replace the HPS 3 PWBA HO...

Page 69: ... on the Actuator Interlock Switch directly by a small diameter screwdriver through the inside hole of the Spring Actuator Is there a small clicking sound of actuation of the Interlock Switch when you press down on the Actuator Interlock Switch and is there a slow spring action return when you release the Actuator Interlock Switch Go to step 3 Replace the HPS with new one 3 INTERLOCK SWITCH ACTUATI...

Page 70: ...it 4 ACTUATOR EXIT 2L 2S AND SENSOR EXIT 2 Do the Actuators Exit 2L 2S move smoothly Is the output level of the Sensor Exit 2 at CN226 5 change when you actuate the actuator exit 2L 2S Replace the C258MAIN Board Replace the Sensor Photo Step Actions and Questions Yes No SUSPECT COMPONENTS The following components are associated with this specific problem One or more of these components may have fa...

Page 71: ...inuity between P21 B6 and P31 B8 Is there continuity between P21 and P31 Replace HPS Replace the PWBA Hotaru 10 DETACK SAW Inspect the Detack Saw Is the Detack Saw clean and free of contamination Go to step 11 Clean the Detack Saw Step Actions and Questions Yes No 11 ROLL FUSER 1 Remove the Fuser Assy 1 Rotate the Fuser Drive Gear Does the Roll Fuser rotate smoothly Go to step 12 Replace the Fuser...

Page 72: ...Does this error message still appear Go to step 2 Problem solved 2 Reseat the HPS to make sure that the conductor strips for applying the voltages of the HPS to the BCR Magnet Roll and BTR are in complete contact with the corresponding conductors on the HPS Does this error message still appear Go to step 3 Problem solved 3 PWBA HOTARU PL7 2 4 1 Remove the PWBA Hotaru 2 Check for the continuity bet...

Page 73: ...more of these components may have failed partially or completely If you cannot isolate the problem using this FIP replace each component listed below one at a time until the problem disappears Paper Cassette Size Switches on the Sensor Assembly Size 1 C258MAIN Board 1 PAPER CASSETTE Inspect the Actuator that are located on the side of the Paper Cassette IS the Actuator intact not chipped nor broke...

Page 74: ...he HPS 1 Switch ON Main Power 1 Inspect the Fan IOT Is the Fan rotating Go to step 5 Go to step 4 4 24VDC POWER SUPPLY 1 Slide the PWBA Hotaru out about an inch so it disconnects from the HPS 2 Disconnect the Fan IOT from P J222 3 Switch ON Main Power 4 Check the voltage between P J222 3 and P J222 1 Is there 24VDC between P J222 3 and P J222 1 Go to step 5 Replace the HPS 5 5 VDC POWER SUPPLY 1 R...

Page 75: ...nd P J222 1 Is there 24VDC between P J222 1 and P J222 3 Go to step 9 Replace the C258MAIN Board Step Actions and Questions Yes No 9 DRIVE ASSEMBLY MAIN 1 Reconnect J27 of the Main Motor to CN227 of the C258MAIN 2 Check the voltages between CN231 A10 FG CN231 A11 FG CN231 B11 FG Is there 5VDC between CN231 and FG 1 Check the voltage between P J222 3 and P J222 1 Is there 24VDC between P J222 1 and...

Page 76: ...222 3 and P J222 1 Is there 24VDC between P J222 1 and P J222 3 Go to step 12 Replace the Mirror Assembly 12 SOLENOID EXCHANGE 1 Reconnect J25 to CN225 of the C258MAIN 2 Check the voltages between CN231 A10 and FG CN231 A11 and FG CN231 B11 and FG Is there 5VDC between CN231 and FG 1 Check the voltage between P J222 3 and P J222 1 Is there 24VDC between P J222 1 and P J222 3 Go to step 13 Replace ...

Page 77: ...0 and FG CN231 A11 and FG CN231 B11 and FG Is there 5VDC between CN231 and FG 1 Check the voltage between P J222 3 and P J222 1 Is there 24VDC between P J222 1 and P J222 3 Go to step 15 Replace the Sensor Assembly Temperature Step Actions and Questions Yes No 15 SENSOR PHOTO AND SENSOR ASSEMBLY PHOTO EXIT 1 Reconnect J26 to CN226 of the C258MAIN 2 Check the voltages between CN231 A10 and FG CN231...

Page 78: ...2 to check for 5VDC this step has you check four separate 5VDC voltages that run from the HPS through the PWBA Hotaru and on to the C258MAIN through J31 Although not a foolproof test it should give you some indication of whether or not the 5VDC portion of the HPS is working correctly Failure to read 5VDC on any of the test points most likely reflect a HPS failure but in some cases an PWBA Hotaru f...

Page 79: ... to step 2 Permanently relocate either the printer or the problem devices 2 AC GROUND Check the AC wall outlet Is the AC wall outlet correctly wired and grounded Go to step 3 Repair the AC wall outlet 3 IMAGING CARTRIDGE Replace the Imaging Cartridge Is the electrical noise problem still present Go to step 4 Problem solved 4 PLATE CONTACTS Inspect Plate Heat Roll and Plate Contacts RTN CR BTR DB a...

Page 80: ... setting mode Config Menu Does the problem still persist Replace the C258MAIN with a known good one Problem solved 3 1 Print test image and turn off the printer halfway through the print cycle 2 Carefully remove the Imaging Cartrigde and inspect the toner image created on the OPC drum surface just before the transfer area the area which comes into contact with the BTR Roll Is the toner image on th...

Page 81: ... 1 Reform the Plate Contact BTR so it makes better contact with the HPS 2 Print test image Is the print image quality normal Problem solved Go to Step 9 10 HPS 1 Replace the HPS 2 Print test image 3 Is the print image quality normal Problem solved Go to Step 11 11 BTR 1 Replace the Roll Assy BTR 2 Print test image Is the print image quality normal Problem solved Step Action and Question Yes No ...

Page 82: ... Problem solved 3 1 Print test image and turn off the printer halfway through the print cycle 2 Carefully remove the Imaging Cartrigde and inspect the toner image created on the OPC drum surface just before the transfer area the area which comes into contact with the BTR Roll Is the toner image formed on the OPC drum surface Go to Step Go to Step 4 Install a new Imaging Cartridge and print test im...

Page 83: ...ct with the HPS 2 Print test image Is the print image quality normal Problem solved Go to Step 9 9 HPS 1 Replace the HPS 2 Print test image 3 Is the print image quality normal Problem solved Go to Step 10 10 BTR 1 Replace the Roll Assy BTR 2 Print test image Is the print image quality normal Problem solved Step Action and Question Yes No ...

Page 84: ...ate Contact RTN PWBA Hotaru C258MAIN Board Step Action and Question Yes No 1 Print test image Is the test print image normal Go to Step 2 Go to Step 3 2 C258MAIN BOARD Replace the C258MAIN with a known good one Does the problem still persist Go to Step 4 Problem solved 3 Install a new Imaging Cartridge and print test image Is the print image normal Problem solved Go to Step 4 4 HPS OUTPUT VOLTAGES...

Page 85: ...ng Cartridge Is the print image normal Problem solved Go to Step 3 3 LASER BEAM PATH inspect the Mirror Assy and the laser beam path between the ROS Assy and the OPC drum Is a surface of the Mirror Assy clean Is the laser beam path free of any obstruction Go to Step 4 Clean a surface of the Mirror Assy or remove any ostructionsfrom laser beam path 4 ROLL BTR Inspect the Roll BTR for contamination ...

Page 86: ...on and Question Yes No 1 PAPER CONDITIONS Is the paper damp Is the paper wrinkled Replace with new dry paper Go to Step 2 2 IMAGING CARTRIDGE Install a new Imaging Cartridge Is the print image normal Problem solved Go to Step 3 3 HPS OUTPUT VOLTAGES CR AND DB TO BCR AND MAGNET ROLL 1 Reform the plate contacts CR DB and RTN so they make better BCR Magnet Roll OPC Drum and the terminals on the HPS 2...

Page 87: ...oblem disappears Fuser Assy Imaging Cartridge Step Action and Question Yes No 1 PAPER PATH Inspect the entire paper path for any obstruction or contamination Is the paper path free of obstruciton and contamination Go to Step 2 Clean contamination or remove obstruction in the paper path 2 IMAGING CARTRIDGE Install a new Imaging Cartridge Is the print image normal Problem solved Go to Step 3 3 ROLL ...

Page 88: ...S Plate Contatct RTN Imaging Cartridge PWBA Hotaru C258MAIN Board Step Action and Question Yes No 1 IMAGING CARTRIDGE Install a new Imaging Cartridge Is the print image normal Problem solved Go to Step 2 2 HPS OUTPUT VOLTAGES CR AND DB TO BCR AND MAGNET ROLL 1 Reform the plate contacts CR DB and RTN so they make better BCR Magnet Roll OPC Drum and the terminals on the HPS 2 Print test image Is the...

Page 89: ...til the problem disappears Roll BTR Fuser Assy Imaging Cartridge Step Action and Question Yes No 1 PAPER CONDITIONS Is the paper damp Is the paper wrinkled Replace with a new dry paper Go to Step 2 2 IMAGING CARTRIDGE Install a new Imaging Cartridge Is the print image normal Problem solved Go to Step 3 3 ROLL BTR Inspect the Roll BTR for contamination and wear Is the Roll BTR free of contamination...

Page 90: ...this procedure replace each components listed below one at a time until the problem disappears Fuser Assy Imaging Cartridge PWBA Hotar C258MAIN Board Step Action and Question Yes No 1 IMAGING CARTRIDGE Install a new Imaging Cartridge Is the print image normal Problem solved Go to Step 2 2 ROLL FUSER AND ROLL PRESS 1 Remove the Fuser Assy 2 Inspect the Roll Fuser and the Roll Press for scratches an...

Page 91: ...a time until the problem disappears No recommendation Step Action and Question Yes No 1 REPETITIVE PRINTING Inspect the ghost image Was the user printing numerous copies of the same image Go to Step 2 Go to Step 3 2 Print 30 pages of various images Do ghost image still appear Go to Step 3 Problem solved Avoid printing the same image for many copies 3 IMAGING CARTRIDGE Install a new Imaging Cartrid...

Page 92: ...oard Step Action and Question Yes No 1 IMAGING CARTRIDGE Install a new Imaging Cartridge Is the print image normal Problem solved Go to Step 2 2 HPS OUTPUT VOLTAGES CR AND DB TO BCR AND MAGNET ROLL 1 Reform the plate contacts CR DB and RTN so they make better BCR Magnet Roll OPC Drum and the terminals on the HPS 2 Print test image Is the print image quality normal Problem solved Go to Step 4 3 HPS...

Page 93: ...1 PAPER FEED Are the paper cassettes installed correctly Is the paper loaded into the cassette correctly Go to Step 2 Reload the paper and re install the paper cassette 2 PAPER PATH Inspect the entire paper path for any ostructoion or contamination Is the paper path free of obstruction or contamination Go to Step 3 Clean or remove the obstruction in the paper path 3 PAPER PATH ROLLS Inspect all ro...

Page 94: ... the paper and re install the paper cassette 2 PAPER CONDITION Is the paper damp Replace with new dry paper Go to Step 3 3 PAPER PATH Inspect the entire paper path for any ostructoion or contamination Is the paper path free of obstruction or contamination Go to Step 4 Clean or remove the obstruction in the paper path 4 PAPER PATH ROLLS Inspect all rolls along the paper path for any contamination w...

Page 95: ...hese components may have failed partially or completely If you can not isolate the problem using this procedure replace each components listed below one at a time until the problem disappears Fuser Assy PWBA Hotaru Step Action and Question Yes No 1 PAPER CONDITION Is the paper damp Is the paper wrinkled Replace with a new dry paper Go to Step 2 4 FUSER ASSY Replace the Fuser Assy Is the print imag...

Page 96: ...low one at a time until the problem disappears PWBA Hotaru C258MAIN Board Step Action and Question Yes No 1 PAPER CONDITION Is the paper damp Is the paper wrinkled Replace with new dry paper Go to Step 2 2 PAPER FEED Observe the paper feeding Is the paper fed crooked Go to Skewed Image Go to Step 3 3 PAPER PATH Inspect the entire paper path for any ostructoion or contamination Is the paper path fr...

Page 97: ... DISASSEMBLYANDASSEMBLY ...

Page 98: ...ff Allow the unit sufficient time to cool down before you touch it Take care to avoid catching hands in movable parts rollers fan etc Never touch conductive areas of the printer the HPS ASSY primary side the chassis or the high voltage components while the printer is plugged in Never remove the cover of the ROS ASSY C A U T I O N Be careful to avoid injury from frame edges and other sharp or protr...

Page 99: ...dige has been removed from the printer C H E C K P O I N T The specified combination of button s are need to be kept pressed until the RAM check completes to properly activates the special operation Item Button s Description Hex Dump Mode Form Feed Prints all received data in Hexadecimal format The printed sheet contains the following information ASCII character list in Hexadecimal format 1 byte c...

Page 100: ...ice is displayed and all the contents of ROM module are being erased Once this message is displayed the contents of ROM module cannot be recovered 8 After completing the data erase the printer is writing the received data to the ROM module and while writing the data a message PRG xxxxxxxx is displayed on the LCD panel 9 When completing the data write a check sum value is displayed on the LCD panel...

Page 101: ... 4 2 DISASSEMBLY AND ASSEMBLY This section explains how to disassemble the printer to access its main components Except where otherwise indicated the reassembly procedure is the reverse of the disassembly procedure The following flowchart show the disassembly flow ...

Page 102: ...hat are located at the rear of the Cover Side E 5 Release the hook on the interior surface of the top side of the Cover Side by pulling the edge of the top side 2 up and then pull the Cover Side away from the printer 6 Release a latch that is located on the interior surface of the top side of the Cover Side by pulling the bottom part of the front side to the front and then to the left toward you 3...

Page 103: ...ssembly Rev A 4 105 4 2 2 Shield Assembly Top ST 1 Remove the Cover Side E Section 4 2 1 2 Remove the four screws that secure the Shield Assembly Top ST to the Cover Side 3 Remove the Shield Assembly Top Figure 4 2 Shield Assembly Top ST Removal ...

Page 104: ...4 2 1 2 Disconnect CN9 from the C258MAIN Board 3 Remove the screw that secures the Control Assembly Panel E to the Cover Assembly E 4 Remove the Control Panel passing the CN9 harness out of the Shield Assembly Bottom E through the cutout in the top side of the Shield Assembly Bottom E Figure 4 3 Control Panel Removal ...

Page 105: ... Assembly MBF E 1 Open the Cover Assembly MBF E Section 4 2 1 2 Press out on the left pivot of the Frame MBF until the left pivot bracket slides free of the pivot 3 Slide the right pivot bracket free and remove the Cover Assembly MBF E Figure 4 4 Cover Assembly MBF E Removal ...

Page 106: ...F E 1 Remove the Cover Assembly MBF E Section 4 2 4 2 Open the Tray Assembly MBF E 3 Press out on the left side of the Frame MBF and free the left side of the Tray Assembly MBF 4 Free the right side of the Tray Assembly MBF and remove the Assembly Figure 4 5 Tray Assembly MBF E Removal ...

Page 107: ...n the two screws that are located at the front of the Cover Assembly E 7 Remove the two screws that are located at the rear of the Cover Assembly E 8 Open the Cover Exit E 9 Remove the two screws that are located on the top of the Cover Assembly E 10 Lift the Cover off of the Printer Frame pulling the bottom end of the Cover Assembly E below the Printer Power Switch away from the Printer Frame to ...

Page 108: ...e 7 Remove the three screws that secure the Bracket Hinge E to the Cover Assembly E 8 Carefully manipulate the Cover Exit E to move the Bracket Hinge away from the mount toward you and then raise the right side of the Cover Exit to tilt the Cover Exit 1 9 Shift the Cover Exit to the right to get the pivot on the left arm out of the pivot hole on the left side of the Cover Main 2 10 Take the Cover ...

Page 109: ... MBF and P J234 2 Harness Solenoid located at the left side of the ROS Assembly and route the Harness Assembly MBF and the Harness Solenoid out of the Frame 1 11 Push the Sensor Assembly Size 1 E downward while pressing the latching tab in the rectangular hole located near the J24 harness by a small screwdriver blade 2 12 Take the Sensor Assembly Size 1 E out of the Printer Frame 13 Disconnect P23...

Page 110: ... wire harness from the Drive Assembly front plate 5 11 Disconnect J2341 on the wire harness from the Solenoid Feed from P234 1 on the wire harness from the Sensor Assembly Size 1 E 12 Remove the Lever Jam Clear Spring Hold Rod Stopper Rod and Spring Nip Pre Registration steps 6 and 7 of RRP 4 1 1 13 Remove the Frame Assembly MBF 14 Set the printer on the rear surface 15 Remove the Roll Assembly Fe...

Page 111: ...plate 9 Remove the four screws that secure the Drive Assembly front plate 2 10 Squeeze together the latch clips that retain the front plate and pull the front plate away from the Drive Assembly gears After the front plate becomes free of the gear shafts lift it up to make the inner arm of the front plate clear the large gear 3 11 Slide the large gear 3 off of the shaft so that you can access the S...

Page 112: ...ssembly Section 4 3 37 7 Remove the Latch R and L Section 4 3 50 8 Remove the Shaft Latch Section 4 3 51 9 Remove the six screws that secure the Angle to the Printer Frame 10 Remove the Angle along with the attached Chute Inlet Registration from the Printer Frame 11 Remove the two screws that secure the Chute Inlet Registration to the Angle and separate the Chute from the Angle 12 Remove the screw...

Page 113: ...Assembly Panel E Section 4 2 3 3 Remove the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the two screws that secure the Roll Assembly Registration to the Printer Frame 7 Lift the Roll Assembly Registration out of the printer Figure 4 12 Roll Assembly Registration Removal ...

Page 114: ...E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the C258MAIN Board Section 4 3 49 7 Remove the Shield Assembly Bottom E Section 4 3 44 8 Remove the PWBA Hotaru Section 4 3 48 9 Remove the Chassis Assembly PS Section 4 3 46 10 Set the printer on the rear surface 11 Press the Roll Assembly Feed to slide it to the right on the shaft 12 Press on the flat side of the Roll Assembly Fe...

Page 115: ...WBA Hotaru Section 4 3 48 9 Remove the Chassis Assembly PS Section 4 3 46 10 Set the printer on the rear surface 11 Remove the Roll Assembly Feed 12 Press the Bearing Feed away from the Roll Assembly Feed to pull off the latches 1 at the bottom part of the Bearing Feed Then tilt the Bearing Feed away from the shaft as far as it can go manipulate it to disengage the hook 2 at the bottom and remove ...

Page 116: ... the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Set the Printer Frame on its rear surface 7 Press the Bearing Turn to the right while prying up the latch by the tip of a small screwdriver 8 Press the latch on the shaft and slide the Roll Assembly Turn off of the shaft Figure 4 15 Roll Assembly Turn Removal ...

Page 117: ...4 10 Remove the PWBA Hotaru Section 4 3 48 11 Remove the Chassis Assembly PS Section 4 3 46 12 Remove the Roll Assembly Feed Section 4 3 7 13 Remove the Actuator No Paper Section 4 3 8 14 Remove the Drive Assembly F P Section 4 3 42 15 Remove the Drive Assembly Main Section 4 3 43 16 Remove the Drive Assembly Section 4 3 3 17 Remove the Sensor Toner if installed 18 Remove the Kit Chute Registratio...

Page 118: ...rive Assembly F P Section 4 3 42 13 Remove the Drive Assembly Main Section 4 3 43 14 Remove Lever Jam Clear Spring Hold Rod Stopper Rod and Spring Nip Pre Registration 15 Remove the Frame Assembly MBF Section 4 3 19 16 Remove the Drive Assembly Section 4 3 3 17 Remove the Sensor Toner if installed 18 Set the Printer Frame on its rear surface 19 Press together the hook of the Chute Rib and push up ...

Page 119: ...move C258MAIN Board Section 4 3 49 9 Remove Shield Assembly Bottom E Section 4 3 44 10 Remove PWBA Hotaru Section 4 3 48 11 Remove the Chassis Assembly PS Section 4 3 46 12 Remove the Roll Assembly Feed Section 4 3 7 13 Remove the Actuator No Paper Section 4 3 8 14 Remove the Drive Assembly F P Section 4 3 42 15 Remove the Drive Assembly Main Section 4 3 43 16 Remove the Drive Assembly Section 4 3...

Page 120: ...Assembly Bottom E Section 4 3 44 10 Remove the PWBA Hotaru Section 4 3 48 11 Remove the Chassis Assembly PS Section 4 3 46 12 Remove the Drive Assembly F P Section 4 3 42 13 Remove the Drive Assembly Main Section 4 3 43 14 Remove the Sensor Toner if installed 15 Remove the Roll Assembly Feed Section 4 3 7 16 Remove the Actuator No paper Section 4 3 8 17 Remove the Drive Assembly Section 4 3 3 18 R...

Page 121: ...ve the Fuser Assembly Section 4 3 31 8 Squeeze together the latch tabs of the left right side of the printer Cap Chute Exchange and press the latch tabs out of the hole in the Frame and hold the Chute Exchange in the position 9 Squeeze together the latch tabs of the right left side of the printer Cap Chute Exchange and carefully pull the Chute Exchange away from the Frame together with the Caps Ch...

Page 122: ...hat secure the Plate Base Actuator and remove the Plate Base Actuator taking care to keep the Actuator Exit 2 L and 2 S mounted on the Plate in place 7 Note how the Spring Exit 2 L and 2 S are attached to the Actuators 8 Lift the Actuator Exit 2 L along with the Spring Exit 2 L out of the Plate 9 Lift the Actuator Exit 2 S along with the Spring Exit 2 S out of the Plate 10 Press together the hooks...

Page 123: ...ction 4 3 44 8 Remove the two screws that secure the Solenoid Exchange Direction solenoid to the Printer Frame 9 Take the Solenoid out of the Frame tilting the top of the Solenoid away from the Frame while pushing in the bottom end of the Solenoid plunger upward obliquely to disengage the Solenoid plunger from the forked arm of the Chute Exchange Figure 4 22 Solenoid Exchange Removal C H E C K P O...

Page 124: ...mbly Panel E Section 4 2 3 3 Remove the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the two screws that secure the Gear Duplex Assembly to the rear of the Printer Frame 7 Remove the Gear Duplex Assembly out of the Printer Frame Figure 4 23 Gear Duplex Assembly Removal ...

Page 125: ... Rod and Spring Nip Pre Registration 2 8 Remove the Frame Assembly MBF Section 4 3 19 9 Remove the C258MAIN Board Section 4 3 49 10 Remove the Shield Assembly Bottom E Section 4 3 44 11 Remove the PWBA Hotaru Section 4 3 48 12 Remove the Actuator No Paper Section 4 3 8 13 Remove the Drive Assembly F P Section 4 3 42 14 Remove the Drive Assembly Main Section 4 3 43 15 Remove the Sensor Toner if ins...

Page 126: ... 5 Remove the Cover Assembly E Section 4 3 6 Remove the Lever Jam Clear Spring Hold Rod Stopper Rod and Spring Nip Pre Registration steps 6 and 7 of RRP 4 1 1 7 Disconnect P236 1 J236 2 and P234 2 J2342 8 Remove the four screws that secure the Frame Assembly MBF to the Printer Frame 9 Slowly take the Frame Assembly MBF off of the Frame manipulating so that the free end of the shaft of the Roll Ass...

Page 127: ...mbly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the Lever Jam Clear Spring Hold Rod Stopper Rod and Spring Nip Pre Registration steps 6 and 7 of RRP 4 1 1 7 Disconnect P234 2 J2342 8 Remove the Frame Assembly MBF Section 4 3 19 9 Remove the screw that secures the Solenoid MBF to the Frame Assembly MBF 10 Press down on the Solenoid arm to free it from the gears and remov...

Page 128: ...ver Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the Lever Jam Clear Spring Hold Rod Stopper Rod and Spring Nip Pre Registration steps 6 and 7 of RRP 4 1 1 7 Remove the Frame Assembly MBF Section 4 3 19 8 Pull up the Roll latch and slide the Roll Assembly MBF off of the shaft Figure 4 27 Roll Assembly MBF Removal ...

Page 129: ...pring Nip Pre Registration steps 6 and 7 of RRP 4 1 1 7 Remove the Frame Assembly MBF Section 4 3 19 8 Remove the Roll Assembly MBF Section 4 3 21 9 Remove the screw that secures the Holder Gear MBF to the Frame MBF 10 Press the latch beside the Solenoid arm to release the Holder Gear MBF 11 Reach under the Holder and press the spring loaded lever while you slide the Holder Gear MBF out of the sha...

Page 130: ...e Lever Jam Clear Spring Hold Rod Stopper Rod and Spring Nip Pre Registration steps 6 and 7 of RRP 4 1 1 7 Remove the Frame Assembly MBF Section 4 3 19 8 Remove the Roll Assembly MBF Section 4 3 21 9 Remove the Holder Gear MBF Section 4 3 22 10 Pull up on the Cam MBF latch while you slide the Cam MBF off of the shaft of the Gear Assembly MBF 1 11 Push the Lever Gear out of the way 2 and slide the ...

Page 131: ...stration steps 6 and 7 of RRP 4 1 1 7 Remove the Frame Assembly MBF Section 4 3 19 8 Remove the Roll Assembly MBF Section 4 3 21 9 Remove the Holder Gear MBF Section 4 3 22 10 Pry the right pivot arm of the bottom Plate by a small flat screwdriver blade away from the right side of the Frame MBF 11 Slide the left end of the Bottom Plate away from the left side of the Frame MBF and remove the Plate ...

Page 132: ...ing Nip Pre Registration steps 6 and 7 of RRP 4 1 1 7 Remove the Frame Assembly MBF Section 4 3 19 8 Remove the Roll Assembly MBF Section 4 3 21 9 Remove the Holder Gear MBF Section 4 3 22 10 Remove the Plate Assembly Bottom MBF Section 4 3 24 11 Disconnect J236 2 12 Squeeze together the clips that are holding the Sensor No Paper MBF to the bottom of the Frame Assembly MBF and remove the Sensor No...

Page 133: ...ng Hold Rod Stopper Rod and Spring Nip Pre Registration steps 6 and 7 of RRP 4 1 1 7 Remove the Frame Assembly MBF Section 4 3 19 8 Remove the Roll Assembly MBF Section 4 3 21 9 Remove the Holder Gear MBF Section 4 3 22 10 Remove the Gear Assembly MBF Section 4 3 23 11 Remove the Plate Assembly Bottom MBF Section 4 3 24 12 Release the two latches of the Pad Assembly Retard by a flat screwdriver bl...

Page 134: ...ve the Cover Assembly E Section 4 3 6 Release the latch on the Bearing Exit Roll SP PL5 1 5 right bearing and slide the Bearing off of the shaft 7 Release the latch on the Gear Exit Out and slide the Roll Assembly Exit Out to the right to get the left end of the shaft out of the Bearing Exit Roll PL5 1 6 left bearing 8 Remove the Roll Assembly Exit Out out of the left bearing hole 9 Remove the Rol...

Page 135: ...ction 4 3 6 Remove Roll Assembly Exit Out Section 4 3 27 7 Remove the Fuser Assembly Section 4 3 31 8 Pull up one end of the Roll Press out of the Bearing Pressure Roll and lift the Roll Press out of the Printer Frame 9 Remove the two screws that secure each Bearing Pressure Roll 10 Lift the Bearing Pressure Roll off the Printer Frame Figure 4 34 Roll Press Bearing Pressure Roll Removal C H E C K ...

Page 136: ...Panel E Section 4 2 3 3 Remove the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove Roll Assembly Exit Out Section 4 3 27 7 Remove the Fuser Assembly Section 4 3 31 8 Pull the Actuator Exit out of the retaining slots in the Printer Frame Figure 4 35 Actuator Exit Removal ...

Page 137: ...E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the C258MAIN Board Section 4 3 49 7 Remove Shield Assembly Bottom E Section 4 3 44 8 Remove PWBA Hotaru Section 4 3 48 9 Remove the Chassis Assembly PS Section 4 3 46 10 Set the printer on the front surface 11 Press and release the latches of the Sensor Assembly Photo Exit and remove the Sensor from the Printer Frame 1 12 Disconnec...

Page 138: ...ply circuit from the PWBA PS 9 Remove the four screws that secure the Fuser Assembly to the Printer Frame 10 Lift up the left side drive side of the Fuser Assembly then lift the entire Fuser Assembly out of the Frame Figure 4 37 Fuser Assembly Removal C H E C K P O I N T Be careful not to break the Actuator Exit 2 L or 2 S when replacing the Fuser Assembly If you attempt to lower the Fuser Assembl...

Page 139: ...e the Fuser Assembly Section 4 3 31 8 Remove Roll Assembly Exit Section 4 3 34 9 Remove the Roll Fuser and Heater Quartz from the Fuser Assembly Section 4 3 36 10 Remove the screw that secures the Sensor Assembly Temperature to the Fuser Frame 11 Disconnect J292 Figure 4 38 Sensor Assembly Temperature Removal C A U T I O N Do not touch the surface of the Roll Fuser Hold the ends of the Roll Fuser ...

Page 140: ...34 9 Remove the Roll Fuser and Heater Quartz from the Fuser Assembly Section 4 3 36 10 Remove the two screws that secure the Thermostat to the Fuser Frame and remove the Thermostat 11 Remove the one screw that retains one end of the Fuse to the Fuser Frame 12 Remove the short strip conductor over the left leg of the Fuse and remove the Fuse Figure 4 39 Thermostat Fuse Removal C A U T I O N Do not ...

Page 141: ...ssembly Section 4 3 31 8 Turn the Fuser Assembly upside down 9 Release press down the latch on the Bearing Exit Roll SP right bearing with the blade of a small screwdriver 1 and slide the Bearing off of the shaft 10 Release the latch on the Gear Exit with the blade of a small screwdriver 2 and slide the Roll Assembly Exit to the right to get the left end of the shaft left end of the shaft is parti...

Page 142: ... 4 2 3 3 Remove the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the Roll Assembly Exit Out Section 4 3 27 7 Remove the Fuser Assembly Section 4 3 31 8 Remove the Roll Assembly Exit Section 4 3 34 9 Pry the Roll Pinch off of the Chute Exit Heat Roll Figure 4 41 Roll Pinch Removal ...

Page 143: ...ion 4 3 34 10 Remove the two screws that secure the ends of the Heater Quartz to the Fuser Frame 11 Hold the ends of the Roll Fuser and lift the Roll Fuser along with the Heater Quartz Bearings Heat Roll and Chute Exit Heat Roll out of the Fuser Frame 12 Hold the metal tabs attached to the ends of the Heater Quartz and carefully slide the Heater Quartz out of the Roll Fuser 13 Press the Ring Rolle...

Page 144: ...e the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Disconnect J2262 connected to the ROS Assembly 7 Remove the five screws that secure the ROS Assembly to the Printer Frame 8 Disconnect J2312 connected to the ROS Assembly 9 Lift the ROS Assembly off of the Printer Frame Figure 4 43 ROS Assembly Removal ...

Page 145: ... 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Release the Harness Assembly SOS HE extending to the PWBA SOS from the hooks on the Mirror Assembly 7 Pull the wire harness downward to disconnect J301 from the PWBA SOS 8 Remove the two screws that secure the Mirror Assembly to the Printer Frame 9 Remove the Mirror Assembly Figure 4 44 Mirror Assembly Removal C A U T I O N Do not touch the Mirror...

Page 146: ...ation for the correct use of the BTR Tool 7 Place the BTR Tool under the left end of the BTR shaft and pry the left end off of the Bearing BTR See the illustration for the correct use of the BTR Tool 8 Lift the Roll Assembly BTR together with the Chute Assembly BTR out of the Frame 9 Slide the Gear BTR off of the end of the Roll Assembly BTR shaft 10 Pull the Chute Assembly BTR away from the Roll ...

Page 147: ... 3 3 Remove the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Disconnect J221 from the HPS 7 Raise the free end of the Chute Inlet Registration and hold the Chute upright 8 Spread apart the bracket arms that hold the Sensor Assembly Toner and remove the Sensor Figure 4 46 Sensor Toner Removal ...

Page 148: ... 3 Remove the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Disconnect J233 from the Switch Assembly 5V Interlock 7 Remove the two screws that secure the Switch Assembly 5V Interlock to the Printer Frame 8 Pull the Switch Assembly 5V Interlock away from the Frame Figure 4 47 Switch Assembly 5V Interlock Removal ...

Page 149: ...m E Section 4 3 44 8 Remove the Harness of Drive Assembly Main aside from the front plate of the Drive Assembly F P 9 Release the Harness Assembly ROS HE from the Drive Assembly F P 10 Remove the four screws that secure the Drive Assembly F P to the Printer Frame 11 Slowly pull the Drive Assembly F P away from the Printer Frame Figure 4 48 Drive Assembly F P Removal C H E C K P O I N T The spring ...

Page 150: ...ove the Cover Assembly E Section 4 3 6 Remove the C258MAIN Board Section 4 3 49 7 Remove the Shield Assembly Bottom E Section 4 3 44 8 Remove the harness of the Drive Assembly F P and the Harness Assembly ROS HE aside from the front plate of the Drive Assembly F P 9 Remove the Drive Assembly F P Section 4 3 42 10 Remove the four screws that secure the Drive Assembly Main to the Printer Frame 11 Sl...

Page 151: ... 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Remove the C258MAIN Board Section 4 3 49 7 Remove the four screws that secure the Shield Assembly Bottom E to the side of the Printer Frame 8 Remove the two rear screws that secure the Shield Assembly Bottom E to the rear of the Printer Frame 9 Take the Shield Assembly Bottom E off the Printer Frame Figure ...

Page 152: ...sembly Panel E Section 4 2 3 3 Remove the Cover Assembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Disconnect J222 from the HPS 7 Remove the two screws that secure the Fan IOT to the Frame 8 Pull the Fan straight out and remove it from the Frame Figure 4 51 Fan IOT Removal ...

Page 153: ...ove the Shield Assembly Bottom E Section 4 3 44 8 Remove the PWBA Hotaru Section 4 3 48 9 Disconnect J221 from the HPS if the Sensor Toner is installed 10 Disconnect J222 from the HPS Fan IOT 11 Disconnect P J11 Fuser 12 Set the printer on the left side drive side 13 Remove the seven screws that secure the Chassis Assembly PS to the bottom of the Frame Access one of the screws through a hole in th...

Page 154: ...the Chassis 11 Remove the screw that secures the grounding wire to the Chassis 12 Remove the five screws that secure the HPS to the Chassis 13 Slide the Main Power Switch off of the retaining slot and release the wires from the wire retainer 14 Slide the HPS to the right to shift the left end from under the retaining tabs on the left end of the Chassis Assembly PS and then lift it off of the Chass...

Page 155: ...on 4 3 44 8 Remove the screw that secures the Holder Electrical to the Frame side 9 If the Cartridge Assembly EP CRU is still installed remove it 10 Locate the access hole to the screw that secures the PWBA Hotaru to the Chassis Assembly PS The hole is located immediately in front of the Fuser Assembly 11 Remove the screw that is located below the access hole 12 Slide the Holder Electrical out of ...

Page 156: ...f the board Pull the board away from the printer to disconnect the connector on the back side of the board 6 Take the board out of the Shield Assembly Bottom E sliding it backward to the left Figure 4 55 C258MAIN Removal W A R N I N G C258MAIN board is electrostatic discharge ESD sensitive and must be handled with care to protect it against ESD Touch exposed metal of the frame or wear properly gro...

Page 157: ...move the screw that secures the Latch L to the Shaft Latch 2 Pull the Latch L off of the Shaft Latch 3 Remove the screw that secures the Latch R to the Shaft Latch 4 Pull the Latch R off of the Shaft Latch Figure 4 56 Latch R L Removal C H E C K P O I N T Be careful not to lose the Spring Latch ...

Page 158: ... Chapter 4 Disassembly and Assembly Rev A 4 160 4 3 51 Shaft Latch 1 Remove Latch R and Latch L 2 Slide the Shaft Latch to the right to the fan side out of the hole in the Printer Frame Figure 4 57 Shaft Latch Removal ...

Page 159: ...sembly MBF E Section 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Disconnect J221 Toner Sensor from the HPS 1 7 Remove the four screws that secure the Guide Actuator to the Printer Frame and remove the Guide Actuator 2 8 Unhook the Spring and remove it 9 Slide the Guide R A and B out of the slot in the Printer Frame Figure 4 58 Guide R A B Remova...

Page 160: ...ction 4 2 4 4 Remove the Tray Assembly MBF E Section 4 2 5 5 Remove the Cover Assembly E Section 4 3 6 Set the printer on the left surface 7 Squeeze together the arms of the top latch that secure the Guide CST R to the Printer Frame and pull the top of the Guide away from the Frame 8 Repeat step 4 with the remaining five latches in top to bottom order and remove the Guide CST R Figure 4 59 Guide C...

Page 161: ... ADJUSTMENT ...

Page 162: ...EPSON EPL N1600 Chapter 5 Adjustment Rev A 164 No specific adjustment required on this printer after repair ...

Page 163: ... MAINTENANCE ...

Page 164: ...em When Required Description Mirror Assy Cleaning When irregular image quality appears Slides the cleaner unit that is built in the Mirror Assy left and right C A U T I O N Make sure to return the cleaner unit to the end of the Mirror Unit after cleaning it Leaving it in the middle of the Mirror Unit causes abnormal image vertical white line Item When Required Fuser Assy Clean the Assy Roll Fuser ...

Page 165: ... APPENDIX ...

Page 166: ...168 7 1 Electrical Connection This section provides a supplemental information about the electrical connetion in the EPL N1600 7 1 1 Connectors C258MAIN The figure below shows the connectors on the C258MAIN Board Figure 7 1 Connectors C258MAIN ...

Page 167: ...shows the signal names pin numbers and other information in detail HPS Controller HPS Imaging Cartridge Toner Sensor Controller Laser Diode ROS Motor and SOS Controller Motor Assembly Main and Solenoid Exchange Controller Sensor Exit Sensor Photo and Thermistor Controller PWB Assy Size1 Solenoid Feed Sensor No Paper MBF and Solenoid MBF Figure 7 2 Master Wiring Diagram ...

Page 168: ... Diagram Notation Symbols Description A plug A jack Pin YY and Jack YY of connectors Pxx and Jxx 5VDC power supply 24VDC power supply indicates the low active signal and it goes LOW when it is ON TTL indicates the signal level and is TTL compatible HIGH 4 to 5VDC LOW 0 to 0 8VDC ON L indicates the signal goes LOW when it is ON xxVDC indicates the signal level when it is HIGH ...

Page 169: ...is Low the driving voltage to the Fan FAN is 24 VDC and the Fan rotates at High speed When this signal is High the driving voltage to the Fan FAN is 12 VDC and the Fan rotates at Low speed DB AC Control signal which switches on and off the Development Bias voltage AC component applied to the Mag Roll The Development Bias voltage AC is not applied when this signal is High and applied when Low DB DC...

Page 170: ...A D Monitoring signal which indicates the Transfer Bias current to the BTR Analog signal TR D A Control signal which determines the value of the Transfer Bias current Signal Name Description P21 Signal Name Signal Direction M Controller P HPS Trigger High Level Low Level A5 HEAT M P Level 4 5 VDC 0 0 8 VDC A6 NO TONER M P Level TTL TTL A7 PRE REG M P Level TTL TTL A8 CR DC M P Level 24 VDC 0 0 8 V...

Page 171: ...scription Output Voltage DB DC AC output to the Magnet Roll DC 315 V AC 1 8 kVp p 3 0 kHz CR DC AC output to the BCR DC 400 V AC 800 µA 850 Hz TR DC output to the BTR DC in Transfer DC when cleaning DC 250 V to 6 kV DC 600 V DTS DC output to the DTS DC 2 kV P221 Signal Name Signal Direction S Sensor P HPS Trigger High Level 4 5 VDC Low Level 0 0 8 VDC 3 NO TONER S P Level TTL TTL ...

Page 172: ... current for the LD Analog signal 5V IL 5VDC circuit from the Switch Assembly 5V Interlock The circuit is connected to the Laser Diode driving circuit 5V LD 5VDC Laser Diode driving circuit interrupted by the Interlock Switch when the Exit Cover is open CLK Clock signal used for latching data RMOT ON Control signal which switches on and off the ROS Motor The ROS Motor is switched on when this sign...

Page 173: ...ection of rotation 3 phase 12 poles Clockwise When viewed from the Mirror side Speed of rotation of output shaft 20461 11 rpm 0 5 Starting time 4 seconds or less for rated load at 22 C Starting current 1 0 A or less rms Rated current 0 35 A or less rms Rated voltage 24 VDC 10 Signal Name Description SOS SOS detection signal Normally High Goes Low when the laser beam strikes the SOS CN222 P301 Sign...

Page 174: ...t driving B Phase B drive signal for the Main Motor Low when driving and High when not driving A Phase A drive signal for the Main Motor Low when driving and High when not driving B Phase B drive signal for the Main Motor Low when driving and High when not driving CN227 Signal Name Signal Direction MM Main Motor M Controller Trigger High Level Low Level 6 A MM M Level 24V 0V 5 B MM M Level 24V 0V ...

Page 175: ...to Exit is actuated by paper and High when the Sensor Assembly Photo Exit is deactuated EXIT2 Signal from the Exit2 Sensor This signal is Low when the Exit2 Sensor is actuated by paper and High when the Sensor Photo is deactuated CN226 P281 or P285 Signal Name Signal Direction M Controller S Sensor Trigger High Level Low Level 2 P281 2 EXIT M S TTL TTL 5 P285 2 EXIT2 M S TTL TTL Signal Name Descri...

Page 176: ...uplex Unit SIZE2 Signal which indicates the size of the paper in Cassette 2 Analog signal SIZE1 Signal which indicates the size of the paper in Cassette 1 Analog signal NO PAPER2 Signal from the Sensor No Paper Feed 2 This signal is High when there is paper in the Cassette and Low when there is not NO PAPER M Signal from the Sensor No Paper MBF This signal is High when there is paper on the MBF an...

Page 177: ...l Low Level 15 1 SUB RDY M P Level TTL TTL 14 2 SCLK2 M P Level TTL TTL 13 3 CMD2 M P Level TTL TTL 12 4 STA2 M P Level TTL TTL 10 6 SIZE2 M P 9 7 SIZE1 M P 8 8 NO PAPER2 M P Level TTL TTL 7 9 NO PAPERM M P Level TTL TTL 3 13 FEED2 M P Level 24 V 0 V 2 14 FEED1 M P Level 24 V 0 V 1 15 FEED MBF M P Level 24 V 0 V P234 J2341 Signal Name Signal Direction P PWB Assembly Size 1 SF Solenoid Feed Trigger...

Page 178: ...r Size Switch 1 Signal Voltage VDC SW1 SW2 SW3 Lower Paper Cassette Unit Standard No cassette 0 0 0 0 00 B5 SEF 2 1 0 0 1 20 Executive 1 0 1 2 50 Letter SEF 0 0 1 2 02 A4 SEF 0 1 1 2 72 Legal 13 1 1 0 2 26 Legal 14 1 1 1 3 01 Lower Paper Cassette Unit Option No cassette 0 0 0 0 45 Letter SEF 0 0 1 2 19 A4 SEF 0 1 1 2 82 Legal 13 1 1 0 2 40 Legal 14 1 1 1 3 08 ...

Page 179: ...2 Cover Main E 3 4 Cap Main 5 Eliminator 6 Spring Button 7 Button Latch E 8 Bracket Hinge E 9 Cover Assembly Exit E with 10 11 10 Spring Assembly L 11 Spring Assembly R 12 Tray Assembly MBF E 13 Cover Assembly MBF E 14 Cover Side E 15 Shield Assembly Top ST 16 Control Assembly Panel E 17 Face Up Catch Tray OPTION 18 19 20 Kit Cover Exit E with 8 11 21 Kit Cover Main E with 2 5 7 22 Guard Exit ...

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Page 181: ... Chapter 7 Appendix Rev A 183 PAPER CASETTE 1 Cassette Epson 2 Sensor Assembly Size 1 E with 3 6 3 Plate Earth 4 PWB Assembly Size 1 E 5 Harness Assembly Option 6 Spring Size 7 Harness Solenoid 8 Harness Assembly MBF ...

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Page 183: ...stration 13 Shaft Pinch Registration 14 Roll Pinch Registration 15 Roll Registration Assembly 16 Plate Contact Inlet 17 Kit Chute Registration Assembly with 18 23 18 Spring Sensor Pre Registration 19 Actuator Pre RegistrationB 20 Bearing Pre Registration 21 Actuator Pre RegistrationA 22 Link Interlock Switch 23 Cam Interlock Switch 24 Spring Sensor Registration 25 Actuator Registration 26 Bearing ...

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Page 185: ...ER TRANSPORTATION I REAR 1 Chute Exchange 2 Cap Chute Exchange 3 Plate Base Actuator 4 Spring Exit 2 L 5 Actuator Exit 2 L 6 Spring Exit 2 S 7 Actuator Exit 2 S 8 Sensor Photo 9 Solenoid Exchange 10 Gear Duplex Assembly 11 Kit Chute Exchange with 1 2 ...

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Page 187: ...APER TRANSPORTATION II 1 Reference only Exploded on PL4 2 2 Roll Assembly Pinch Pre Registration with 3 4 3 Roll Pinch Pre Registration 4 Holder Pinch Pre Registration 5 Lever Jam Clear 6 Spring Hold Rod 7 Stopper Rod 8 Spring NIP Pre Registration ...

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Page 189: ...ear Assembly MBF 7 Bearing MBF 8 Harness Sensor MBF 9 Sensor No Paper MBF 10 Spring Sensor MBF 11 Actuator Sensor MBF 12 Lever Gear 13 Spring Lever Gear 14 Cam MBF 15 Holder Gear MBF 16 Roll Assembly MBF 17 Spring Lever MBF 18 Lever MBF 19 Spring Retard 20 Pad Assembly Retard 21 Solenoid MBF 22 Stopper Paper 23 Kit Retard with 19 and 20 24 Guide Registration MBF ...

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Page 191: ... Bearing Exit Roll SP 6 Bearing Exit Roll 7 Gear Exit Out 8 Eliminator 9 Chute Inlet 10 Roll Press 11 NIP Lever L 12 Bearing Pressure Roll 13 Spring NIP 14 Plate Assembly Base Pressure Roll L 15 NIP Lever R 16 Plate Assembly Base Pressure Roll R 17 Spring Exit 18 Actuator Exit 19 Sensor Assembly Photo Exit 20 Kit Pressure Roll with 10 16 21 Kit Exit Roll with 4 7 ...

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Page 193: ...10 Sensor Assembly Temperature 11 Roll Assembly Exit 12 Bearing Exit Roll SP 13 Spring Ground Heat Roll 14 Heater Quartz 15 Bearing Heat Roll 16 Ring Roller 17 Connector Assembly 18 Chute Exit Heat Roll 19 Roll Pinch 20 Spring Pinch 21 Roll Fuser 22 Gear Heat Roll 23 Connector Panel Header M12 24 Harness Assembly STS HE 25 Cap Heat Roll R 26 Cap Heat Roll L 27 Finger Assembly 28 Spring Finger ...

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Page 195: ...nsor Assembly Toner OPTION with 6 7 6 Harness Assembly Toner Sensor OPTION 7 Sensor Toner OPTION 8 Spring Toner Sensor OPTION 9 10 Roll Assembly BTR with 11 13 11 Gear BTR 12 Roll Tracking BTR 13 Roll BTR 14 Bearing BTR 15 Spring BTR 16 Chute Assembly BTR 17 Kit Roll Assembly BTR 2 with 11 16 18 Kit Toner Sensor with 6 8 19 Switch Assembly 5V Interlock ...

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Page 197: ...EPSON EPL N1600 Chapter 7 Appendix Rev A 199 DRIVE MODULE 1 Drive Assembly Main 2 Gear 11 3 Gear 10 4 Gear 13 5 Gear 12 6 Drive Assembly F P ...

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Page 199: ...Chapter 7 Appendix Rev A 201 ELECTRICAL MODULE 1 Chassis Assembly PS with 2 4 2 HPS 3 Sheet PS 4 Chassis PS 5 Harness Exit HE 6 Fan IOT 7 Harness Assembly ROS HE 8 Harness Assembly SOS HE 9 Shield Assembly Bottom E 10 ...

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Page 201: ...EPSON EPL N1600 Chapter 7 Appendix Rev A 203 MCU 1 2 Holder Electrical 3 4 PWBA Hotaru ...

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Page 203: ...EPSON EPL N1600 Chapter 7 Appendix Rev A 205 CONTROLLER 1 Controller Assembly C258MAIN BOARD ...

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Page 205: ...th 14 18 14 15 Spring Cam 16 Cam Actuator 17 Guide Actuator 18 Actuator Interlock Switch 19 20 Foot 21 Plate Heat Roll 22 Diode 23 Plate Contact RTN 24 Plate Contact CR 25 Plate Contact BTR 26 Plate Contact DB 27 Plate Contact DTS 28 Frame Main 29 30 31 32 33 Plate Contact FG 34 Resistor Baffle 35 Plate Earth MBF Main 36 Guide Link 37 Chute Side Registration 38 Kit Foot item 20 x 4 39 Spring Groun...

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Page 207: ... EPL N1600 Chapter 7 Appendix Rev A 208 7 3 Circuit Schematics The circuit schematics of circuit boards listed below are shown in following pages C258MAIN BOARD Main controller C258PROG BOARD ROM DIMM Board ...

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